The Union Retro 4 uses the same fixing dimensions and footprint as most popular UK door closer designs, and is considered the ideal door closer retrofit solution. The Union Retro 4 door closers are CE marked, which means they have succesfully completed performance testing to EN 1154 and fire testing to EN 1634-1. These door closers are, furthermore, Certifire approved and are suitable for use on timber fire doors up to FD120.
| Brand | Union |
| Stockcode | L14999 |
| Barcode | 5011802109308 |
| Delayed Action | false |
| Depth | 58mm |
| Height | 58mm |
| Width | 48mm |
| Finish | Silver Enamelled |
| Fire Tested | 2 Hours |
| Handed | Reversible |
| Max Door Weight | 80Kg Apps 1 & 61 & 60Kg App 66 |
| Max Door Width | 1100mm Apps 1 & 61 & 950mm App 66 |
| Pack Quantity | 1 |
| Packaging | Boxed |
| Strength Size | 4 |
| Adjustable Latch Action | true |
| Manufacturer Reference | RETRO 4 |
